已取消工单在列表与详情展示取消原因来源操作人与时间

apps/backend/src/services/worker-platform/work-order-display-mappers.ts

@@ -114,6 +114,15 @@ export function mapWorkOrderSharingWorkers(shares: WorkOrderShareRow[]) {
   return [...workers.values()]
 }
 
+/** 取消来源：由触发取消的事件类型推导，用于列表与详情展示。 */
+function resolveWorkOrderCancelSource(cancelEventType: string | null | undefined) {
+  const eventType = String(cancelEventType || '').trim()
+  if (eventType === 'cancelled_by_admin') return '后台撤单'
+  if (eventType.startsWith('problem_')) return '问题单处置'
+  if (eventType.startsWith('timeout_')) return '超时自动取消'
+  return eventType || '未知来源'
+}
+
 export function mapWorkOrderAdmin(workOrder: WorkOrderRow, shares?: WorkOrderShareRow[]) {
   const activeShareQuantity = Math.max(0, Number(workOrder.active_share_quantity || 0))
   const pendingShareCount = Math.max(0, Number(workOrder.pending_share_count || 0))
@@ -232,6 +241,16 @@ export function mapWorkOrderAdmin(workOrder: WorkOrderRow, shares?: WorkOrderSha
     acceptance: mapAcceptanceForResponse(workOrder.acceptance_json),
     draftAcceptance: mapAcceptanceForResponse(workOrder.draft_acceptance_json),
     problemNote: workOrder.problem_note || '',
+    cancel:
+      workOrder.status === WORK_ORDER_STATUS.CANCELLED
+        ? {
+            reason: String(workOrder.cancel_reason || ''),
+            source: resolveWorkOrderCancelSource(workOrder.cancel_event_type),
+            actorType: String(workOrder.cancel_actor_type || ''),
+            actorName: String(workOrder.cancel_actor_id || ''),
+            cancelledAt: workOrder.cancelled_at || null,
+          }
+        : null,
     worker: workOrder.assigned_worker_id
       ? {
           workerId: Number(workOrder.assigned_worker_id),